Cosetta Minelli Raquel Granell Roger Newson Matthew J Rose-Zerilli Maties Torrent Sue M Ring John W Holloway Seif O Shaheen John A Henderson

Gabriel Alcoba Marko Kerac Serge Breysse Cécile Salpeteur Annick Galetto-Lacour André Briend Alain Gervaix

tiphaine mannic department of human protein science, faculty of medicine, university of geneva, geneva, switzerland; department of genetics and laboratory medicine, university hospitals of geneva, university of geneva, geneva, switzerland; department of genetics and laboratory medicine, university hospitals of geneva, university of geneva, geneva, switzerland. tel: +41-223795775, fax: +41-223795502 joanna viguie department of neurosciences, faculty of medicine, university of geneva, geneva, switzerland michel florian rossier department of human protein science, faculty of medicine, university of geneva, geneva, switzerland; service of clinical chemistry and toxicology, central institute of the hospital of valais, sion, switzerland